NGC 6357 by John Ebersole

NGC 6357 by John Ebersole

NGC6357 Core in HST Narrowband Palette

Planewave CDK700

Location: iTelescope, Siding Spring, Australia

CCD:  FLI  PLO 9000

Filters: Astrodon 6nm Ha, OIII, SII

Exposures:  Ha – 100 min 1×1, OIII – 120 min 2×2, SII – 80 min 2×2

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